OpenTechnical

OT-2026-000101708

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000101708) never changes.

Identity and time

Publication numberOT-2026-000101708 · never reused
Internal UUID01a0aea4-0e16-7752-9588-572a96fa0d9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101708
StatusPUBLIC

Content hashes

Canonical textafb115bb6c50903447bbf94daad51ef3b6398a1e8d25504325f6910136486281
Markdownd0c1aa793a131281791f7f21d44e2c1e9a2cd9459b947e51502884ca004e415d
PDF
Publication page9759095c436bcf2e7e926dc3d3701e1e772b6b30935e91d787d4dc41fe747908
Manifestf36c0bc773c6dbab5f6e310a78729f4fd814b9a03da0bf78901a2082b90bf3fd

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureCXeEvZHsCB38m0QmgsX2rvM24r2sPlG4Km++JBVkI1ZOpQ+6GjUL2tflscENNsfs2cNze2sckbm7tpBtNMuLBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:08.250464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101708
observed 9759095c436bcf2e7e926dc3d3701e1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:08.229906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101708/manifest.json
observed f36c0bc773c6dbab5f6e310a78729f4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:08.210975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101708/publication.md
observed d0c1aa793a131281791f7f21d44e2c1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:08.192031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101708/publication.txt
observed afb115bb6c50903447bbf94daad51ef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.